Home / 39,109.52-53,942.46-25,675.87

Finding the Fourth Proportional to 39,109.52, 53,942.46 and 25,675.87

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Solution

The fourth proportional to 39,109.52, 53,942.46 and 25,675.87 is: 35,413.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,109.52 : 53,942.46 = 25,675.87 : x
  2. Step 2: Convert to fraction form
    39,109.52/53,942.46 = 25,675.87/x
  3. Step 3: Cross multiply
    39,109.52x = 53,942.46 × 25,675.87
  4. Step 4: Simplify right side
    39,109.52x = 1,385,019,590.44
  5. Step 5: Solve for x
    x = 1,385,019,590.44/39,109.52
  6. Step 6: Final answer
    x = 35,413.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.